diff --git a/client/driver/environment/vars_test.go b/client/driver/environment/vars_test.go
index afe743614..ac5f30375 100644
--- a/client/driver/environment/vars_test.go
+++ b/client/driver/environment/vars_test.go
@@ -29,11 +29,20 @@ func TestEnvironment_ParseFromList(t *testing.T) {
 	}
 
 	exp := map[string]string{
-		"foo": "baz",
+		"foo": "bar",
 		"BAZ": "baM",
 	}
-	if !reflect.DeepEqual(env, exp) {
-		t.Fatalf("ParseFromList(%#v) returned %v; want %v", input, env, exp)
+
+	if len(env) != len(exp) {
+		t.Fatalf("ParseFromList(%#v) has length %v; want %v", input, len(env), len(exp))
+	}
+
+	for k, v := range exp {
+		if actV, ok := env[k]; !ok {
+			t.Fatalf("ParseFromList(%#v) doesn't contain expected %v", input, k)
+		} else if actV != v {
+			t.Fatalf("ParseFromList(%#v) has incorrect value for %v; got %v; want %v", input, k, actV, v)
+		}
 	}
 }